000			00339nam a2200133Ia 4500
008			180613s9999||||xx |||||||||||||| ||und||
041			_aen
082			_a519.5
100			_aHEITZMAN William R. Mueller F.W
245		0	_aStatistics for Business and Economics
260			_bBoston. Allyn & Bacon, US
300			_a(xi),670p;
942			_cSR
999			_c81888 _d81888